./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-lit/qw2004-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 511c6dfc7d5bd28721d42de204124e2d16d0e544 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-lit/qw2004-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 511c6dfc7d5bd28721d42de204124e2d16d0e544 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:22:13,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:13,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:13,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:13,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:13,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:13,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:13,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:13,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:13,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:13,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:13,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:13,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:13,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:13,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:13,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:13,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:13,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:13,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:13,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:13,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:13,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:13,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:13,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:13,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:13,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:13,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:13,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:13,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:13,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:13,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:13,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:13,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:13,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:13,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:13,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:13,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:13,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:13,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:13,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:13,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:13,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:22:13,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:13,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:13,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:13,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:13,778 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:13,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:13,778 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:13,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:22:13,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:13,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:13,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:13,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:13,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:13,783 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:13,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:13,784 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:13,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:13,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:13,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:13,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:13,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:13,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:13,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:13,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:13,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:13,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:22:13,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:22:13,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:13,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-25 23:22:14,166 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:14,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:14,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:14,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:14,195 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:14,196 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-25 23:22:14,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ce6f2db/4028de0401a644f590c681009c844f29/FLAGfb08d2be6 [2019-11-25 23:22:15,171 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:15,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-25 23:22:15,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ce6f2db/4028de0401a644f590c681009c844f29/FLAGfb08d2be6 [2019-11-25 23:22:15,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17ce6f2db/4028de0401a644f590c681009c844f29 [2019-11-25 23:22:15,362 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:15,364 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:15,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:15,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:15,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:15,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:15" (1/1) ... [2019-11-25 23:22:15,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:15, skipping insertion in model container [2019-11-25 23:22:15,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:15" (1/1) ... [2019-11-25 23:22:15,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:15,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:16,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:16,110 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:16,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:16,314 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:16,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16 WrapperNode [2019-11-25 23:22:16,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:16,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:16,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:16,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:16,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:16,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:16,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:16,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:16,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:16" (1/1) ... [2019-11-25 23:22:16,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:16,477 INFO L168 Benchmark]: Toolchain (without parser) took 1110.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:16,478 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:16,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 948.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -778.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:16,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:16,490 INFO L168 Benchmark]: Boogie Preprocessor took 50.79 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:16,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 948.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.5 MB in the end (delta: -778.9 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.76 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 50.79 ms. Allocated memory is still 1.0 GB. Free memory is still 956.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:22:19,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:19,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:19,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:19,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:19,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:19,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:19,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:19,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:19,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:19,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:19,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:19,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:19,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:19,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:19,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:19,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:19,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:19,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:19,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:19,340 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:19,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:19,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:19,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:19,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:19,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:19,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:19,359 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:19,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:19,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:19,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:19,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:19,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:19,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:19,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:19,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:19,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:19,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:19,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:19,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:19,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:19,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:22:19,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:19,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:19,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:19,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:19,411 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:19,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:19,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:19,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:19,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:19,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:19,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:19,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:19,414 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:22:19,416 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:22:19,416 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:19,416 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:19,417 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:19,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:19,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:19,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:19,419 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:19,419 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:19,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:19,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:19,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:19,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:19,422 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:22:19,422 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:22:19,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:19,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:22:19,423 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-25 23:22:19,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:19,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:19,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:19,850 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:19,850 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:19,851 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-25 23:22:19,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae12151b3/14aada9f591b400783c871a50dbeff2a/FLAGf3ba73ca2 [2019-11-25 23:22:20,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:20,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-25 23:22:20,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae12151b3/14aada9f591b400783c871a50dbeff2a/FLAGf3ba73ca2 [2019-11-25 23:22:20,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae12151b3/14aada9f591b400783c871a50dbeff2a [2019-11-25 23:22:20,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:21,001 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:21,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:21,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:21,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:21,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:20" (1/1) ... [2019-11-25 23:22:21,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:21, skipping insertion in model container [2019-11-25 23:22:21,021 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:20" (1/1) ... [2019-11-25 23:22:21,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:21,110 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:21,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:21,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:21,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:22,013 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:22,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22 WrapperNode [2019-11-25 23:22:22,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:22,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:22,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:22,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:22,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:22,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:22,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:22,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:22,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,118 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:22" (1/1) ... [2019-11-25 23:22:22,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:22,168 INFO L168 Benchmark]: Toolchain (without parser) took 1165.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:22,169 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:22,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1009.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.3 MB in the end (delta: -849.7 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:22,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:22,177 INFO L168 Benchmark]: Boogie Preprocessor took 61.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:22,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1009.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.3 MB in the end (delta: -849.7 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.3 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.30 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...